Roll-top file storage box



FIG. 1 is a top left front perspective of a roll-top file storage box showing our new design;

FIG. 2 is a top left front perspective view with the roll-top in a partially opened condition;

FIG. 3 is a left side perspective view of FIG. 1, the right side view being a mirror image thereof;

FIG. 4 is a left side perspective view of FIG. 2, the right side view being a mirror image thereof; and,

FIG. 5 is a rear elevational view of FIG. 1.

The bottom of the article is plain and unornamented. 

The ornamental design for a roll-top file storage box, as shown and described. 